Pith Number

pith:G5LHIDUC

pith:2022:G5LHIDUCKD7RGATRHSTCSRVMEO

not attested not anchored not stored refs pending

Counting surfaces on Calabi-Yau 4-folds I: Foundations

Hyeonjun Park, Martijn Kool, Younghan Bae

arxiv:2208.09474 v2 · 2022-08-19 · math.AG · hep-th

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G5LHIDUCKD7RGATRHSTCSRVMEO}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

1 paper in Pith

Wall-crossing for Calabi-Yau fourfolds: framework, tools, and applications

Receipt and verification

First computed	2026-07-05T11:04:33.253704Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3756740e8250ff1302713ca62946ac23a0512ebc104f10e11b206453b2f2e766

Aliases

arxiv: 2208.09474 · arxiv_version: 2208.09474v2 · doi: 10.48550/arxiv.2208.09474 · pith_short_12: G5LHIDUCKD7R · pith_short_16: G5LHIDUCKD7RGATR · pith_short_8: G5LHIDUC

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/G5LHIDUCKD7RGATRHSTCSRVMEO \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 3756740e8250ff1302713ca62946ac23a0512ebc104f10e11b206453b2f2e766

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3fc11e58b804ac5a46db21513e6eb7ff30db2988dda38810af1e72a3179d3513",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2022-08-19T17:57:12Z",
    "title_canon_sha256": "7c693e71ea4ccc19a454ec3b5d6806b43e059853b6d78c487f384ecc02bb1207"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.09474",
    "kind": "arxiv",
    "version": 2
  }
}